3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = "Football / Germany / 1.Liga Football / Germany / 1.Liga Football / Germany / 2.Liga Football / Germany / 2.Liga Football / Germany / 2.Liga Football / England / 1.Liga Football / England / 1.Liga Football / England / 2.Liga Football / England / 2.Liga Football / England / 3.Liga Hockey / Germany / 1.Liga Hockey / Germany / 1.Liga Hockey / Germany / 2.Liga Fechten / Meisterschaft Fechten / Meisterschaft Fechten / Weltmeister"; class ArrayStacker { /** * Find double values in array and remove them * @param array $array */ protected function _filterArrayDistict($array) { $newArray = array(); foreach($array as $value) { if(!in_array($value, $newArray)) { $newArray[] = $value; } } return $newArray; } /** * Split the whole string into a big array * * @param string $string * @return array */ protected function _splitString($string) { $lines = explode("\n", $string); $i = 0; $array = array(); foreach($lines as $line) { $values = explode(' / ', $line); foreach($values as $v => $value) { $values[$v] = trim($value); // make sure we got no whitespaces } $array[$i] = $values; $i++; } return $array; } /** * Build a stacked array * * @param array $array unstacked array * @return stacked array */ protected function _stack($array) { $stackedArray = array(); $key = array_shift($array); $depth = count($array); if($depth == 1) { $stackedArray[$key] = $array[0]; // that's a single value } else { $subArray = $this->_stack($array); if($subArray != null) { $stackedArray[$key] = $subArray; } } return $stackedArray; } /** * Build stacked array from string * * @param string $string * @return array stacked array */ public function stackArray($string) { // Split the string to an array $array = $this->_splitString($string); // Filter out doubled values $array = $this->_filterArrayDistict($array); // Build stacked array $stackedArray = array(); foreach($array as $row) { $stackedArray = array_merge_recursive($stackedArray, $this->_stack($row)); } return $stackedArray; } } $arrayStacker = new ArrayStacker(); var_dump($arrayStacker->stackArray($string));

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.3.60.0150.00418.43
8.3.50.0100.00922.11
8.3.40.0120.00618.94
8.3.30.0120.00918.56
8.3.20.0040.00418.55
8.3.10.0040.00421.18
8.3.00.0000.00823.53
8.2.180.0090.00616.63
8.2.170.0130.00322.96
8.2.160.0150.00322.08
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0030.00519.56
8.2.110.0090.00020.52
8.2.100.0080.00417.78
8.2.90.0060.00319.25
8.2.80.0080.00018.05
8.2.70.0040.00417.63
8.2.60.0040.00418.05
8.2.50.0080.00018.07
8.2.40.0090.00018.15
8.2.30.0000.00719.44
8.2.20.0050.00217.73
8.2.10.0000.00717.74
8.2.00.0000.00717.63
8.1.280.0090.00925.92
8.1.270.0080.00023.99
8.1.260.0170.00026.35
8.1.250.0000.00928.09
8.1.240.0070.00322.54
8.1.230.0110.00020.96
8.1.220.0000.00818.77
8.1.210.0000.00818.77
8.1.200.0060.00317.35
8.1.190.0080.00017.63
8.1.180.0040.00418.10
8.1.170.0040.00418.57
8.1.160.0070.00018.91
8.1.150.0050.00218.59
8.1.140.0040.00417.58
8.1.130.0030.00317.83
8.1.120.0030.00517.37
8.1.110.0050.00517.30
8.1.100.0070.00017.51
8.1.90.0000.00817.47
8.1.80.0000.00817.52
8.1.70.0030.00317.45
8.1.60.0030.00517.63
8.1.50.0000.00817.43
8.1.40.0050.00317.55
8.1.30.0060.00317.53
8.1.20.0040.00417.63
8.1.10.0040.00417.56
8.1.00.0000.00817.57
8.0.300.0000.00719.93
8.0.290.0070.00017.18
8.0.280.0070.00018.45
8.0.270.0030.00317.22
8.0.260.0000.00716.72
8.0.250.0040.00417.03
8.0.240.0000.00716.91
8.0.230.0030.00317.01
8.0.220.0030.00516.95
8.0.210.0040.00416.78
8.0.200.0000.00716.86
8.0.190.0040.00416.93
8.0.180.0000.00716.89
8.0.170.0050.00316.81
8.0.160.0000.00716.91
8.0.150.0030.00516.83
8.0.140.0070.00016.79
8.0.130.0050.00313.37
8.0.120.0060.00316.92
8.0.110.0000.00716.87
8.0.100.0000.00716.97
8.0.90.0040.00416.96
8.0.80.0100.00716.80
8.0.70.0050.00317.02
8.0.60.0050.00316.89
8.0.50.0000.00716.97
8.0.30.0130.00717.06
8.0.20.0090.01017.40
8.0.10.0040.00417.05
8.0.00.0070.01816.78
7.4.330.0000.00614.76
7.4.320.0070.00316.60
7.4.300.0030.00316.57
7.4.290.0070.00016.51
7.4.280.0030.00516.51
7.4.270.0000.00716.41
7.4.260.0000.00513.28
7.4.250.0050.00316.40
7.4.240.0070.00016.53
7.4.230.0080.00016.43
7.4.220.0140.01016.47
7.4.210.0100.00616.58
7.4.200.0030.00316.36
7.4.190.0080.00016.67
7.4.160.0130.00316.67
7.4.150.0070.01117.40
7.4.140.0140.00617.86
7.4.130.0110.00716.65
7.4.120.0090.00916.45
7.4.110.0090.00916.34
7.4.100.0090.00916.56
7.4.90.0070.01416.50
7.4.80.0070.01119.39
7.4.70.0100.00616.40
7.4.60.0090.00916.56
7.4.50.0000.00916.44
7.4.40.0100.00622.52
7.4.30.0080.01016.46
7.4.00.0060.01214.95
7.3.330.0050.00013.38
7.3.320.0000.00513.38
7.3.310.0000.00716.29
7.3.300.0000.00716.34
7.3.290.0030.01316.38
7.3.280.0110.00816.39
7.3.270.0090.01017.40
7.3.260.0100.01318.24
7.3.250.0120.00616.41
7.3.240.0140.00516.57
7.3.230.0090.00916.50
7.3.210.0030.01416.49
7.3.200.0100.01019.39
7.3.190.0140.01016.31
7.3.180.0000.01716.52
7.3.170.0080.00816.66
7.3.160.0030.01416.59
7.3.120.0030.01314.66
7.3.10.0140.00016.48
7.3.00.0140.00016.48
7.2.330.0180.00016.56
7.2.320.0110.01116.79
7.2.310.0180.00016.78
7.2.300.0060.01216.78
7.2.290.0070.01016.51
7.2.130.0030.00917.15
7.2.120.0060.00917.03
7.2.110.0110.00416.87
7.2.100.0100.00516.59
7.2.90.0060.00917.08
7.2.80.0040.00716.85
7.2.70.0030.01217.09
7.2.60.0070.01017.08
7.2.50.0090.00616.53
7.2.40.0040.00817.10
7.2.30.0100.00316.61
7.2.20.0030.01216.96
7.2.10.0030.00916.75
7.2.00.0150.01418.16
7.1.250.0030.01015.53
7.1.100.0060.00618.08
7.1.70.0030.00517.37
7.1.60.0070.01819.40
7.1.50.0040.01117.13
7.1.00.0000.07322.57
7.0.200.0040.00416.83
7.0.140.0070.07021.92
7.0.70.0030.06721.68
7.0.60.0030.05321.75
7.0.50.0030.08722.16
7.0.40.0100.07720.19
7.0.30.0100.07720.15
7.0.20.0100.06020.10
7.0.10.0070.04320.09
7.0.00.0170.07720.14
5.6.280.0070.07021.09
5.6.220.0100.08320.75
5.6.210.0130.07020.47
5.6.200.0130.08021.07
5.6.190.0000.08721.18
5.6.180.0000.09021.04
5.6.170.0170.07721.18
5.6.160.0170.07320.95
5.6.150.0030.04021.03
5.6.140.0070.06321.06
5.6.130.0100.08321.05
5.6.120.0100.08021.02
5.6.110.0030.04721.01
5.6.100.0000.08721.16
5.6.90.0070.06020.96
5.6.80.0100.07720.47
5.6.70.0070.07720.32
5.6.60.0000.08020.47
5.6.50.0030.06720.43
5.6.40.0100.07320.54
5.6.30.0100.07720.39
5.6.20.0070.05720.38
5.6.10.0030.08320.38
5.6.00.0070.07320.52
5.5.360.0030.09020.45
5.5.350.0030.05020.38
5.5.340.0070.08320.85
5.5.330.0030.08020.80
5.5.320.0070.08020.93
5.5.310.0070.06020.89
5.5.300.0070.08320.88
5.5.290.0070.05020.93
5.5.280.0070.04320.80
5.5.270.0000.09020.86
5.5.260.0070.08020.73
5.5.250.0130.07020.55
5.5.240.0000.08720.23
5.5.230.0130.06320.15
5.5.220.0030.08020.15
5.5.210.0070.07020.30
5.5.200.0070.06720.01
5.5.190.0100.06020.25
5.5.180.0000.08320.25
5.5.160.0070.07020.09
5.5.150.0000.07319.97
5.5.140.0000.05020.13
5.5.130.0070.08020.25
5.5.120.0100.07020.22
5.5.110.0070.08020.15
5.5.100.0000.07020.03
5.5.90.0070.07720.16
5.5.80.0030.08320.11
5.5.70.0070.07720.05
5.5.60.0030.05320.17
5.5.50.0030.08020.17
5.5.40.0100.08720.04
5.5.30.0030.07719.94
5.5.20.0130.07320.12
5.5.10.0130.06320.05
5.5.00.0030.08720.11
5.4.450.0000.04719.37
5.4.440.0100.03319.19
5.4.430.0000.07319.17
5.4.420.0100.06719.44
5.4.410.0070.04319.36
5.4.400.0030.07318.88
5.4.390.0030.06319.16
5.4.380.0000.07318.90
5.4.370.0030.07318.88
5.4.360.0030.07319.05
5.4.350.0030.07719.23
5.4.340.0070.07719.13
5.4.320.0000.08719.24
5.4.310.0030.07019.16
5.4.300.0030.06318.84
5.4.290.0030.07318.96
5.4.280.0170.06719.13
5.4.270.0070.07719.20
5.4.260.0030.08018.87
5.4.250.0030.05019.20
5.4.240.0030.08319.04
5.4.230.0070.04719.04
5.4.220.0000.08719.11
5.4.210.0000.07319.20
5.4.200.0030.07719.18
5.4.190.0070.06019.12
5.4.180.0030.08019.12
5.4.170.0130.04719.11
5.4.160.0000.08319.02
5.4.150.0030.07019.14
5.4.140.0000.05316.34
5.4.130.0030.08016.41
5.4.120.0070.07016.35
5.4.110.0030.07716.51
5.4.100.0030.07716.47
5.4.90.0030.05016.46
5.4.80.0000.05716.38
5.4.70.0070.07716.48
5.4.60.0100.07316.34
5.4.50.0030.06716.37
5.4.40.0100.07716.42
5.4.30.0100.07016.47
5.4.20.0070.07716.45
5.4.10.0070.07016.47
5.4.00.0100.06315.95
5.3.290.0030.07714.79
5.3.280.0000.08314.75
5.3.270.0000.08014.55
5.3.260.0070.08014.64
5.3.250.0030.08014.69
5.3.240.0070.07714.56
5.3.230.0000.08014.61
5.3.220.0100.07014.52
5.3.210.0030.08014.62
5.3.200.0030.08014.66
5.3.190.0070.07014.52
5.3.180.0100.07314.51
5.3.170.0030.07314.62
5.3.160.0100.07014.68
5.3.150.0030.08014.66
5.3.140.0070.06714.51
5.3.130.0070.06714.71
5.3.120.0070.07314.63
5.3.110.0070.06714.71
5.3.100.0030.07014.12
5.3.90.0070.05014.05
5.3.80.0100.04014.09
5.3.70.0030.04714.02
5.3.60.0030.07014.03
5.3.50.0030.07314.06
5.3.40.0000.07713.90
5.3.30.0100.06313.91
5.3.20.0030.07713.73
5.3.10.0070.06713.57
5.3.00.0000.07013.57
5.2.170.0070.06311.27
5.2.160.0000.06311.28
5.2.150.0030.07011.28
5.2.140.0000.05011.08
5.2.130.0030.05011.12
5.2.120.0030.06011.04
5.2.110.0000.06711.16
5.2.100.0000.06311.18
5.2.90.0030.05011.02
5.2.80.0000.05711.11
5.2.70.0000.05711.11
5.2.60.0000.07011.08
5.2.50.0100.05310.96
5.2.40.0030.04310.96
5.2.30.0000.06310.96
5.2.20.0000.06311.07
5.2.10.0000.05710.96
5.2.00.0000.05310.96
5.1.60.0000.05710.96
5.1.50.0070.04010.96
5.1.40.0030.05710.96
5.1.30.0030.05010.96
5.1.20.0030.05710.96
5.1.10.0030.05710.96
5.1.00.0030.04310.96
5.0.50.0030.04010.96
5.0.40.0000.04710.96
5.0.30.0000.04710.96
5.0.20.0030.04710.96
5.0.10.0070.04310.96
5.0.00.0030.05710.96
4.4.90.0070.02710.96
4.4.80.0000.03010.96
4.4.70.0070.03010.96
4.4.60.0000.03710.96
4.4.50.0000.03310.96
4.4.40.0030.05010.96
4.4.30.0030.03710.96
4.4.20.0000.04010.96
4.4.10.0000.03310.96
4.4.00.0000.05710.96
4.3.110.0000.03310.96
4.3.100.0000.03310.96
4.3.90.0070.02710.96
4.3.80.0070.03710.96
4.3.70.0000.03010.96
4.3.60.0070.03010.96
4.3.50.0030.03010.96
4.3.40.0030.05010.96
4.3.30.0070.03010.96
4.3.20.0030.03710.96
4.3.10.0000.03710.96
4.3.00.0000.03010.96

preferences:
37.9 ms | 401 KiB | 5 Q